Click to expand Tap to zoom 1pc ZS-040 Wireless Bluetooth Module Level: 3.3V Power: 3.6V-6V by EcoTech Solutions Inc. Sale €7,95 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart 1pc ZS-040 Wireless Bluetooth Module Level: 3.3V Power: 3.6V-6V