Kratax USB Rechargeable 9v Lithium Batteries 4 Pack Higher Quality 760mA / 6840mWh 9 Volt Li-ion Battery with 2H Quick Charge Cable, 1500 Cycles Long Lasting, for Smoke Detectors, Microphones

About this item Multi-Protection: Kratax Rechargeable 9v Lithium Battery has passed ROHS, CE, CQC, PSE, etc. certification. Built-in protection device to prevent Overcharge, Overvoltage, Overcurrent, Over Discharge, Reverse Charge and Short-circuit protection, ensure the safety of charging and device. Wide Compatibility: Kratax USB Rechargeable 9v Batteries is suitable for various electrical appliances such as Wireless Microphone, Multimeter, Electric Guitars, Walkie-talkie, Toy Remote Controls, Smoke Alarm, Smoke Detectors, Cameras, Massagers, Alarm Clocks, Portable Radios, Transistor Radio. High Capacity: Full charge voltage 8.3V, 760mAh / 6840mWh 9v Lithium Batteries, 1500+ Cycles ultra long lasting, equivalent of 1500 disposable batteries. 27% more capacity than other USB 9 Volt square 6F22 lithium batteries, 2 hours fast charging, maximum output current 2.3A. USB Type-C charging port: 5V-2A input, can fully charge the battery in 2 hours. The battery has a built-in USB charging port for charging from laptops, mobile power, car chargers, and other USB devices anywhere, anytime. The battery also can be charged with a 9V battery charger, which is not possible with most products on the market. Low-carbon and environmental: It does not contain any toxic and harmful heavy metal elements and substances, such as lead, mercury, and cadmium. Low self-discharge, is about 0.03% per month, which is less than 1/100 of Ni-MH batteries, the weight of our battery is 30% lower than Ni-MH batteries. › See more product details Product Description 4 Pack Kratax 760mAh High Capacity USB 9V Rechargeable Lithium Batteries Type-USB to Type-C cable Charging via USB cable, as long as there is a USB interface can be charged. This USB rechargeable 9v lithium battery has a voltage of 8.3V when fully charged and a voltage range of 6V-8.3V. Constant current mode to prevent current fluctuations on the impact of the battery. The positive and negative electrodes of the battery adopt high-quality conductive metal caps, which are anti-rust and anti-oxidation. Suitable for various electrical appliances such as Wireless Microphone, Multimeter, Electric Guitars, Walkie-talkie, Toy Remote Controls, Smoke Alarm, Smoke Detectors, Cameras, Massagers, Alarm Clocks, Portable Radios, Transistor Radio. Product information Collapse All Expand All User guide Item details Measurements Warranty & Support Amazon.com Return Policy:Amazon.com Voluntary 30-Day Return Guarantee: You can return many items you have purchased within 30 days following delivery of the item to you. Our Voluntary 30-Day Return Guarantee does not affect your legal right of withdrawal in any way. You can find out more about the exceptions and conditions here. Product Warranty: For warranty information about this product, please click here Feedback Would you like to tell us about a lower price? Additional details Features & Specs