Letters £3.00 – £38.00 Size per letter – 4cm x 4 cm (1.5 x 1.5 inches) Area: 8cm2 Colour Choose an optionWhiteLight BlueRed Backing Choose an optionNONEStickyMagneticVelcro Inverter Choose an optionNONE9VMini (1xAAA)Basic (2xAA)Sound ActivatedMains UKMains EUMains USPortable (8xAA)8xAA + Mains12V Croc Clips1800mAh Li-ion3000mAh Li-ionClear