Modern design and easy handling
The KinStar Water Bottle Battery 24V 6.8Ah with a modern design which featured with a 5V 1A USB 2.0 port for charging portable device. It is easy to remove the battery and charge it separate.
Light weight but powerful
The weight of Water Bottle Battery 24V 6.8Ah only 1.6KG, could be firmly installed on the bike downtube by screws. With a built-in 12A BMS which can easy to drive 250W motors with 25KM/h speed.
Fast charge and no memory effect
Maximum continuous charge current 2A, can be full charged in about 5.0 hours. Samsung Li-ion 18650 battery has no memory effect and with minimal self-discharge.shortcircuits.
Long service life
The high quality Samsung INR18650-35E cells provide long service life, the cell datasheet stated 300 cycles by remaining 63% of rated capacity, charge at 0.2C and discharge at 1C.
| Items | Specifications | Notes |
| Nominal capacity | 6.8Ah | 0.2C丨2.5V cut-off丨25℃ |
| Nominal voltage | 25.2V | Average operating voltage |
| Nominal energy | 171.4Wh | Capacity(Ah) × Voltage(V) |
| Charging voltage | 29.4 ± 0.05V | |
| Charging current | 1.5A 丨2A | Standard丨Rapid |
| Charging time | 7.0 hours 丨5.0 hours | Standard丨Rapid |
| Charging method | CC - CV | Constant current, constant voltage |
| Continuous discharge current | 3.4A 丨10A | Standard丨Maximum |
| Peak discharge current | 45A | Within a short time |
| Discharge end voltage | 19.25V | Discharge cut-off voltage |
| Dimensions | 75mm丨280mm | Diameter丨Length |
| Typical weight | 1.6 KG | 56.44 oz |
| Charge temperature range | +10 ~ +45°C | +50 ~ 110°F |
| Discharge temperature range | -20 ~ +60°C | -4 ~ +140°F |
| Storage temperature | -20 ~ +45°C | Within 3 months |
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