Types of fish scale RGY-005 : 1. Keychain size, weigh up to 40kgs. 2. Auto-lock the weight. Detailed Product Description electronic luggage scale 1 ... . Keychain size, weigh up to 40kgs. 2. Auto-lock the weight. 3. Perfect gift item or resale item Electronic ... /ctn, Size/Ctn: 54x38x35cm,G.W/Ctn:21.8kg Types of fish scale