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Power up with KeepKnow 12V 100Ah Group 31 Lithium Battery (Black) Compact and Lightweight: Group 31 size (12.8 × 6.8 × 8.5 inches), weighing only 23.7 pounds. Reliable Output: 1,280Wh capacity with 1,280W output for reliable, long-lasting performance across applications. Flexible Energy Solution: Supports 4S4P expansion for high-capacity 48V 400Ah systems. Real-Time Monitoring: Monitor key battery metrics on the go with Bluetooth 5.0 for optimal performance. Long-Lasting Performance: 4000+ deep cycles at 100% DOD and 6000+ deep cycles at 80% DOD. 3 charging methods: LiFePO4 charger (14.6V 20A recommended), solar with controller and alternator or generator. Comprehensive Protection: Built-in 100A BMS ensures safety with overcharge, over-discharge, overheat, short circuit protection, auto-reconnect, and low-temperature cut-off. Rugged Protection: IP65 waterproof, military-grade shock resistance, and flame-retardant ABS case. Wide Operating Range: Reliable performance from -4°F to 140°F, ideal for RVs, boats, solar, and off-grid applications. Reliable Longevity: 10+ years lifespan with 5-year warranty coverage. Trusted Compliance: Meets FCC, CE, RoHS, and UN38.3 requirements. Maintenance-Free and Eco-Friendly: KeepKnow provides effortless and eco-conscious energy storage. Attention: DO NOT use as a starter battery for vehicles (cars, motorbikes, tractors, etc.).

KeepKnow Introduces the Extra Mini Lithium Battery That Redefines Portable Power Compact Design: Mini size (8.9×5.4×8.2 in),weighing just 19.8lbs for easy carrying and installation. Intelligent Protection: Built-in 100A smart BMS with full protection, auto-disconnect under 10V, and auto-recovery in 30s. Powerful Output: Supports 100A continuous and 300A peak discharge for 5S short bursts. Reliable Output: 1,280Wh capacity with 1,280W output for reliable, long-lasting performance across applications. Expandable System: Connect up to 16 batteries in a 4P4S configuration for up to 20.48kWh. Bluetooth Smart Monitoring: Real-time battery monitoring via Bluetooth 5.0 for voltage, current, SOC, and temperature. Premium Lithium Cells: EV Grade-A LiFePO4 cells deliver 4,000+ cycles at 100% DOD and 6,000+ cycles at 80% DOD. 3 charging methods: LiFePO4 charger (14.6V 20A recommended), solar with controller and alternator or generator. Reliable in Any Condition: Low-temperature protection with rugged IP65 triple-proof casing. Versatile Applications: Ideal for RVs, vans, and trolling motors where weight and size matter most. Reliable Longevity: 12+ years lifespan with 5-year warranty coverage. Trusted Compliance: Meets FCC, CE, RoHS, and UN38.3 requirements. Maintenance-Free and Eco-Friendly: KeepKnow provides effortless and eco-conscious energy storage. Unexceptional Service: Fast delivery; 24-hour online service; Lifetime technical support; 5-year warranty.

Compact Size Design: Measures 13.6 × 7.5 × 9.6 in, weighs 57.5lbs (26.1kg), 1/3 the weight of lead-acid batteries, with up to 4096Wh capacity for easy portability and installation. Scalable System: Configurable up to 4S4P to build a 48V 1280Ah system with up to 65.54kWh energy and 40.96kW load power. High Discharge Capability: Supports up to 200A continuous discharge and 650A peak discharge for 3S short bursts, ideal for off-grid, solar, and outdoor power systems. Bluetooth APP Monitoring: Built-in Bluetooth 5.0 allows real-time monitoring via app, letting you check battery voltage, current, capacity, and other key information anytime. Smart BMS Protection: 200A BMS safeguards against overcharge, over-discharge, overcurrent, and short circuits, with temperature cut-offs at 32℉ (0℃) and 140℉ (60℃) for safe and reliable operation. 3 charging methods: LiFePO4 charger (14.6V 20A recommended), solar with controller and alternator or generator. Premium Lithium Cells: EV Grade-A LiFePO4 cells deliver 4,000+ cycles at 100% DOD and 6,000+ cycles at 80% DOD. Powerful Output: Supports 200A continuous and 650A peak discharge for 3S short bursts. Rugged Protection: IP65 waterproof, military-grade shock resistance, and flame-retardant ABS case. All-Weather Performance: Operates reliably from -4°F to 140°F for various applications. Reliable Longevity: 12+ years lifespan with 5-year warranty coverage. Trusted Compliance: Meets FCC, CE, RoHS, and UN38.3 requirements. Maintenance-Free and Eco-Friendly: KeepKnow provides effortless and eco-conscious energy storage. Unexceptional Service: Fast delivery; 24-hour online service; Lifetime technical support; 5-year warranty.

Compact & Powerful: Measuring 13.6 × 7.5 × 9.6 in and weighing just 40.8 lbs (18.5kg), this battery offers high energy capacity, making it ideal for expanding storage without occupying extra space. Expandable System: Supports up to 4P2S expansion to create a 51.2V 400Ah LiFePO4 battery bank with 20.48kWh capacity. Versatile Charging: Supports 50A charger, 29.2V LiFePO4 charger, or solar (≥800W) for fast, flexible off-grid and emergency power. 10x Efficient Charging & 2x Runtime: With a maximum charging current of 1C, charging time is reduced by 10× compared to AGM batteries (typical charging current: 0.1C). Intelligent Protection: Built-in 100A smart BMS with full protection, auto-disconnect under 20V, and auto-recovery in 30s. Long Lifespan: Deliver 4,000+ cycles at 100% DOD and 6,000+ cycles at 80% DOD. and 12 years of reliable use, 10× longer than lead-acid batteries. Built for Tough Conditions: Waterproof (IP65), shockproof, and flame-retardant ABS casing. Wide Operating Range: Reliable performance from -4°F to 140°F, ideal for RVs, boats, solar, and off-grid applications. Trusted Compliance: Meets FCC, CE, RoHS, and UN38.3 requirements. Maintenance-Free and Eco-Friendly: KeepKnow provides effortless and eco-conscious energy storage. Unexceptional Service: Fast delivery; 24-hour online service; Lifetime technical support; 5-year warranty.

Compact & Powerful: Measuring 20.5 × 9.4 × 8.6 in and weighing just 71.9 lbs (32.6kg), this battery offers high energy capacity, making it ideal for expanding storage without occupying extra space. High Power: Delivers 5.76kWh and up to 7680W with 200A continuous discharge, also supports 650A surge current (10 seconds) for extra safety during high-load starts. Intelligent Protection: Built-in 200A smart BMS with full protection, auto-disconnect under 30V, and auto-recovery in 30s. Smart Control: Real-time monitoring via Bluetooth and LCD touchscreen. Check SOC, voltage, current, temperature, and health. Remotely control discharge or trigger emergency shutdown for added safety. Fast & Safe Charging: Includes a 25A LiFePO₄ charger for rapid charging. Charging automatically stops below 0°C or above 60°C, ensuring safe operation within -20°C to 60°C. 10x Efficient Charging & 2x Runtime: With a maximum charging current of 1C, charging time is reduced by 10× compared to AGM batteries (typical charging current: 0.1C). Long Lifespan: Deliver 4,000+ cycles at 100% DOD and 6,000+ cycles at 80% DOD. and 12 years of reliable use, 10× longer than lead-acid batteries . Wide application: An ideal choice for golf carts, floor sweepers, tour buses, ATVs, and UV-protection vehicles. Wide Operating Range: Reliable performance from -4°F to 140°F, ideal for RVs, boats, solar, and off-grid applications. Built for Tough Conditions: Waterproof (IP65), shockproof, and flame-retardant ABS casing. Trusted Compliance: Meets FCC, CE, RoHS, and UN38.3 requirements. Maintenance-Free and Eco-Friendly: KeepKnow provides effortless and eco-conscious energy storage. Unexceptional Service: Fast delivery; 24-hour online service; Lifetime technical support; 5-year warranty.