• 【Powerful Function】 Instantly read the remaining battery power, easy to adjust the power supply plan. Avoid unnecessary charging causing battery damage.
• 【Exquisite Design】 Based on voltage testing, the battery level is more accurate. Built-in anti-reverse circuit. One of the smallest and lightest portable battery checkers.
• 【Sturdy and Durable】Made of ABS +PC engineering grade plastic. The pins are gold-plated copper, interlocked with the shell, and have a stable structure.
• 【Compatible Devices】Specifically designed for Sony NP-F lithium battery, such as NP-F550 F570 F750 F770 F950 F960 F970.
• 【Specifications】Voltage Measurement Range: 0~30 v. Detection interval: 50 ms. Weight: 12 g.

Alvin's Cables

• Alvin’s Cables is a global developer of cables, connectors and other accessories for photography, recording and industrial equipment, etc., developing itself solidly to become an innovator and leader in this field.
• Circling the core value of providing cameras, monitors or other devices safer, higher-quality and more professional solutions, we strive to ensure complete safety of devices and give excellent service to our customers.
• Aiming for letting people better use their devices, our team are always committed to research & development and manufacturing high-performance products.