Why choice Mcoplus? Mcoplus is a well know trademark who specializeing in offering digital camera&photo accessories to worldwide .We try our best to make sure customers have a pleasure shopping experience with us .we supply good quality products and very pretty price. Mcoplus not only focus on providing high quality photography accessories but also excellent customer after-service, Appreciate advance for your support and positive affirmation. Functions: High GN: 32 Support TTL /M/RPT/S1/S2 Model Support Stroboscopic mode Remote control slave flashlight Adjustable Tilt & Swivel Head LCD Lattice screeen LED-Assistive preview focus Metal hot shoe Support synchronization of front and rear curtains Temperature detection Automatically(overheating protection) Sepcification Parameter: Weight: About150g(Flash only,battery not included) Dimensions: About 110X65X35MM Power Supply: 2 AA alkaline batteries or AA NI-MH battery Flash Index : 32 (105mm ISO:100M) Up-Down Rotation Angle : -7 (Down)-90(Up) Left-Right Rotation Angle : 60(Left)-90(Right) Recycle time : about 5s (For AA NI-MH Battery) Color Temperature:5600k Package Including: 1 x Flash MK-320 1 x Diffuser for MK-320 1 x Flash Stand 1 x Mcoplus Cleaning Cloth 1 x User Manual