Welcome to our store! Our Battery cells are made in China by most famous manufacturers. We assemble battery pack in Guangdong,China and Moscow, Russia. Our enginner Can provide onsite techinical support if buyers in Moscow, Russia. We have some stock in Russia, If Any Russian buyers buy it, we can send products from Moscow workshop. All our pictures are real products picture from our workshop. We didn t beautified our pictures because we don t want to attract customers by a fake vision. We are very honest businessman, We just don t want to exagerette our products performance. All our battery has been 100% tested before delivery. We ensure all battery capacity are real. We can provide DIY service too as long as you can tell us your detailed requirements. We would like to hear from you all the times even you don t buy our products! Lithium battery features: 1.High energy density, Fast charging 2. Light weight, small size Pollution-free, environment friendly 3. Long cycle life; It extends its cycle life up to 600-800 cycles 4. With short-circuit production function, safe and reliable 5. Large overcharge tolerance and safe performance the batterylife is more longer 6. Simplifying battery management system (BMS such as overcharge/ discharge,over current, short circuit, over temperature andbalancing) and Battery Charger Precautions: 1.Do not reverse the position and negative terminals. 2.Do not connect the battery electrodes to an electrical outlet. 3.Do not discard the battery in fire or a heater. 4.Does not use or leave the battery near a heat source as fire or heater 5.Do not short circuit, over-charge or over-discharge the battery pack 6.Do not strike, trample or throw the battery. 7.Do not directly solder the battery and pierce the battery with a nailor other sharp objects 8.Do not short-circuit the battery by directly connecting the positive andnegative terminals with metal objects. 9.Do not transport or store the battery together with metal objects suchas hairpins, necklaces, etc. 10.Use the battery charger specifically for that purpose when recharging.Use a constant current, constantvoltage (CC/CV) lithium-ion (Li+)batterycharge controller 11.Do not immerse the battery in water or seawater, and keep the batteryin a cool dry surrounding if it stands by. 12.If shelve a long time suggested that the battery need for regular recharging (even if not use),must charge and