Features:
This Trigger has 2 models: motion trigger & lightning trigger.
Motion mode can trigger the camera when motion is detected and is perfect for security, high speed movement or wildlife.
Lighting mode can trigger camera on the situation of lightning, fireworks or gunshots.
You can adjust the sensitivity through the adjust control. 
Max. 0.1 millisecond respond time.
It is perfect to record lighting strikes.
Suit for Nikon DSLR camera.

Specifications:
Motion trigger range: 10m / 32.8ft
Lightning trigger range: Infinite
Mount: Standard hot-shoe or 1/4" tripod thread
Battery: 2 * AAA batteries(not included)
Item size: Approx. 10.6 * 6.2 * 3.5cm / 
Item weight: 51g / 1.81oz
Package size: 20 * 15.5 * 4.5cm / 7.9 * 6.1 * 1.8in
Package weight:111g / 3.92oz

Package List:
1 * Trigger
2 * Connecting Cables
1 * User Manual(English)