[ Direct USB Charge ] No any additional charger or adapter needed. Easy to charge with the included 4-in-1 Micro cord; Built-in Micro-USB port in battery top, refuel immediately when plug into any USB port anytime,anywhere. Red Indicator=In Charging; Off=Fully Charged. [ 1000cycles Long Lifespan] Provide 1000 times fully charge-discharge cycles,Compared to non-rechargeable batteries and rechargeable batteries with less cycles,Pownergy batteries not only save you time and money to repurchase a regular battery, more important significantly reduces pollution to our lived environment. [ 2Hours Fast Fully Charged] 1.7-2 hours for fully charging and no momory effect. Much faster than traditional Ni-MH rechargeable batteries.Has Long-lasting batteries and Ultra-low self-discharge with 1-year standby time, durable in use and storage. Red Indicator=In Charging; Off=Fully Charged. [ Constant 1.5V voltage ] Provide always Fresh new Power. Embedded with innovative technology,solid output 1.5 voltage from 100% to 0% electric capacity, providing constant voltage and best performance even in very heavy load. And Our batteries has Overvoltage, overcurrent, overcharge, overheat protection. [ 4 Packs High Power 1100mWh Capacity ] Pownergy Rechargeable Lithium AAA batteries 4 Packs,each with 1100mWh and Constand output with 1.5V, Direct USB Fast Charging , Great use for high-power demand device like Insulin pumps, Toy Cars, Game Controller, Bluetooth Earphone, Eletric Toothbrush, Flashlights,Portable audio players etc.

Unit Count: 4 Count. Recommended Uses For Product: Flashlights. Battery Cell Composition: Lithium Ion. Brand: Pownergy. Number of Batteries: 4 AAA batteries required. Country of Origin: China. Manufacturer: Echeeta. Date First Available: September 18, 2020. Is Discontinued By Manufacturer: No. Best Sellers Rank: #24,619 in Health & Household. Customer Reviews: 4.5 out of 5 stars 1,484 ratings 4.5 out of 5 stars. Batteries: 4 AAA batteries required. Item model number: Li03M-BP4. : B08F7MQZ39. Item Weight: 3.2 ounces. Package Dimensions: 4 x 3.6 x 0.06 inches.