Based on this product's specifications, here are some alternatives and similar models
Non-contact voltage tester FLIR VP52-2
Summary description:
The FLIR VP52-2 is a non-contact voltage tester rated CAT IV 1000 V. It features LED indicators, vibration alerts, and acoustic signals for easy detection of voltage. Compact design with dimensions of 26 mm width, 156 mm depth, and 29 mm height. Powered by AAA batteries, it is ideal for professionals needing reliable voltage detection in various environments.