Trustfire TR-019 Charger
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The Trustfire TR-019 is a versatile dual-slot charger designed for a wide range of 3.7V lithium-ion batteries, from 14500 to 32650 sizes. It doubles as a USB power bank for mobile devices and features comprehensive safety protections including overcharge and short circuit prevention, making it ideal for safely charging batteries used in flashlights, power tools, and portable electronics.
add_circle The Upside
- check Extremely versatile compatibility with numerous lithium-ion battery sizes
- check Dual functionality as both battery charger and portable power bank
- check Comprehensive safety features provide peace of mind during charging
remove_circle The Downside
- close USB output limited to 5V/1000mA (slower than modern fast charging standards)
- close Requires manual voltage/current selection which may confuse novice users
- close Bulky design (71×37×137mm) compared to single-slot chargers
Specifications & features
Key features
- check_circle Dual charging slots for simultaneous charging of two different battery sizes
- check_circle USB output (5V/1000mA) allows use as a power bank for mobile devices
- check_circle Compatible with nine different 3.7V lithium-ion battery sizes (32650 to 14500)
- check_circle Multiple safety protections: overcharging, short circuit, overcurrent, anti-reverse
- check_circle Voltage/current selection switch and LED charging status indicators
Specifications
Output Voltage
13.2V/4.2V/4.35V
USB Output
5.0V-1000mA
Compatible Batteries
3.7V lithium-ion: 32650, 26650, 25500, 21700, 20700, 18650, 18350, 16650, 14500
Package Weight
300 g
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