Compatible with 21.6VV-22.2V Lithium Battery 26V-27V Charger
World Wide Input Voltage 100-240 VAC 50/60 Hz. OVP, OCP, SCP Protection.OVP: Over Voltage output Protection. OCP: Over Current output Protection. SCP: Short Circuit output Protection
eeTao 30 days Refund. 24 Months Satisfaction Exchange
Note: Rechargeable batteries are not permanent and have an average battery life of 1 to 3 years. If the battery is damaged, it will not be able to charge