4-40 pièces LiitoKala Lii-LT28A 18650 2800 mah 3.7 V batterie Rechargeable 45A décharge haute puissance pour-40 ° Batterie basse température

Low-Temperature Battery Item description Product parameters： Brand:LiitoKala Model:Lii-LT28A Capacity:2750-2800mAh Internal resistance:<18mΩ Maximum charging current: 8.4A Maximum discharge current: 35A Discharge temperature:-40-60℃ Charging temperature:0-60℃ Storage temperature: 23℃ Charging times: 1100 times Battery voltage: standard voltage 3.7V, the voltage after charging is 4.2V, and the voltage when discharging is 2.5V. Battery weight: About 48g1g Battery size: 18.3*65.05mm0.1mm Product features: Comes with explosion-proof valve; Quality Assurance; long lasting; High security; Widely used: Bluetooth speaker, POS machine, driving recorder, massager, beauty instrument and so on. Note: 1. Don't wait until the battery runs out before charging. Lithium batteries are not the same as ordinary batteries. Charging the batteries before using them is not conducive to the health of the lithium battery. Depleting the battery may cause it to fail to recharge 2. Don't put the lithium battery in a place with high temperature. The lithium battery prefers a place with a low temperature. 3. Summary of charging methods: short charging and short charging (infrequently charging, but if you want to rush!) 4.It is the time to charge when the power drops to 10% ~ 20% 5.Use high-quality dedicated lithium battery charger with protection function 5. In low-temperature weather, the use time of the lithium battery will be significantly shortened. This is normal, and it will be restored in about 1 hour in a warm place. 6.T he capacity will vary depending of the discharge current. Pictures: