Triggertrap TT-TRAP Phonetrap, Hot Shoe, Tripod Smartphone Holder for iPhone and Android (Black) Holds phones up to 8.5cm (3.5 inches) wide. Compatible with cameras with a standard hotshot. Compatible with Tripod threads. Compatible with most modern smartphones. The hot shoe mount unscrews, enabling you to attach the Phonetrap to tripods, light-stands or anything with a 1/4-inch thread.