Efest T1 Battery Voltage Tester (Not a Battery Charger)

Li-ion Battery Diagnostic Device

Accurate battery Analysis with clear digital readouts
For vaping and electronics enthusiasts, keeping track of your battery's health is a top priority. The Efest T1 Tester is a compact battery tester that provides detailed information on your battery's voltage, letting you know exactly how much charge is left. A clear and easy to read LCD readout displays the metrics in digital style, and is accurate to 5 mV. This tester is compatible with the most popular batteries in the vaping world including 18650, 10440 and many more.

Features:

• Displays Precise Voltage
• Reverse Polarity Protection
• Voltage Range: 0V - 4-5V
• Measurement Accuracy: ± 5 mV
• Display Accuracy: ± 10 mV
• Compatible with:
• 26650
• 18650
• 18500
• 18350
• 10440