18650 digital battery Photovoltaic robot rechargeable solar battery lithium ion battery
Battery Features:
1. High operation voltage.
2. High energy density.
3. Long cycle life, more than 500 charge/discharge cycles ( 80% capacity remained ).
4. Minimal self-discharge, less than 10% monthly.
5. Wide temperature range, operation from :-20°C~+60°C
6. Be charged & discharged at anytime because of non-memory.
7. Environmentally compatible.
8. High level of safety, vision Lithium ion batteries catch no fire and cause no explosion in breaking
experiment, with acupuncture, smash, drop, and so on.
Product name | Solar street lamp lithium battery |
Nominal capacity | 21Ah |
Nominal voltage | 12V |
Charge cut-off voltage | 12.6V |
Overcharge voltage limit | 12.3V |
Standard charging current | 0.2C |
Standard discharge current | 1C |
Discharge cut-off voltage | 8.1V |
Allowable Discharge Voltage | 8.1-12.6V |
Standard discharge temperature | -20~60℃ |
Standard charging temperature | 0~45℃ |
Storage temperature | -20~60℃ |
Storage humidity | 65%RH |
LOGO customization | accept |
Outer packaging customization | accept |
Pattern customization | accept |

