"TecDiveShirt-C3" is specially designed for technical diving with a diver dry suit and comes with an excellent heating output to compensate the steady loss of warmness in the water. The waterproof heating mats for diving with 40cm/50cm x 30cm plus 2 mats with each 30cm x 20cm are fitted inside the underwear and warming the chest, kidneys and back. The heated undershirt can be connected to any power source with 10V-14V. The heating power is for assembled Option 1: 36W @ 13,8V and for Option 2: 86W @ 13,8V.

"TecDiveShirt-C1" is specially designed for technical diving with a diver dry suit and comes with an excellent heating output to compensate the steady loss of warmness in the water. The waterproof heating mat for diving with 100cm x 30cm is fitted inside the underwear and warming the chest, kidneys and belly. The heated undershirt can be connected to any power source with 10V-14Vand supply a heated power of 62W @ 13,8V.

"diveShirt-3" is specially designed for diving with a diver dry suit and comes with an excellent heating output to compensate the steady loss of warmness in the water. With a Heizteufel heating battery pack its warmed the chest, kidneys and lower back. For battery use its recommended the lightweight and waterproof Heizteufel battery packs PRO-DIVE which is featured with a proximity heat control. Heating time is over 2 hours at maximum heat level and minimum 4 hours on 50% low heat set.

"diveShirt-6" is specially designed for diving with a diver dry suit and comes with a higher heating output than the related "proShirt", this to compensate the steady loss of warmness in the water. With a Heizteufel heating battery pack its warmed the kidneys and lower back, chest, neck, shoulder and arms. Very thin, high flexible heated cables are durable integrated into the washable undershirt and distribute heat evenly ensuring no hot spots.