Type: Clip on type dedicate automatic flash unit.

Guide number: 2.2 - 10 (100ASA in meters)

Range: 0.8m - 3.6m (100 - 400 ASA)

Power source: Two 1.5V AAA size alkaline batteries

Capacity: 50 flashes on one set of batteries

Recharge: 8 seconds

Synchronisation: Automatic with camera 1/60sec F2.8 (100 ASA) 1/125sec F5.6 (400ASA)

Dimensions: 63mm x 49mm x 48.5mm

Weight: 80g (without batteries)

The AF100P has a small recess on the base to house the flash cover when removed from the camera. 

AF100P Manual