Designed to charge 14500/4650/17670/18500/18650/18700/22650/25500/26650 3.6/3.7V Li-ion battery
XTAR SP2 3.7V Li-ion Battery Charger
Charging qualifications and structures
Operation Temperature: 0~40°C
Storage Tempertature: 0~70°C
Input AC: 12V DC/2.0A
0.5A CC Current: 500m A±5%
1A CC Current: 1000m A±5%
2A CC Current: 2000m A±5%
Cut-Off Voltage: 4.2±0.05V
0.5A gear Cut-off Current/TC Current: ≤100m A
1A gear Cut-off Current/TC Current: ≤150m A
2A gear Cut-off Current/TC Current: ≤220m A
Standby Current: ≤30m A
Auto Recharging Threshold Value Voltage: 3.9±0.15V
Features:
1. SP2 is the follow-up product of the successful WP2II, and is no doubt one of the best 3.7V Li-ion charger in the market today.
2. SP2 is a professional automatic charger with high charging current, which is designed to charge 14500/4650/17670/18500/18650/18700/22650/25500/26650 3.6/3.7V Li-ion battery.
3. It designed with under-voltage lock out and algorithm (TC-CC-CV) charging method which can monitor the battery status in real time.
4. The charger adopts PWM technology, to supply the charging management system charging power.
5. SP2 is designed with 0.5A, 1A, 2A optional charging constant current so that batteries with different capacities can achieve the best charging condition.
Notice: The above-mentioned parameters tested in Lab are approximate and may vary between flashlight/charger, batteries and environments.

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