Zoll AED 3 Trainer Automatic Defibrillator 2 Available with new pads and a spare set of electrodes.

Current retail price of the AED trainer is upwards of £600 

https://defibwarehouse.co.uk/shop/training-equipment/training-aeds/zoll-aed-3-trainer/?gad_source=1&gad_campaignid=17190605963&gclid=Cj0KCQjw7IjOBhDyARIsAFzrWQwdDtz0nkn8U5ryfcNOdtnOZzdHoLAt5TgfqP4ZdsGQKG831tGuwoYaAoN0EALw_wcB

Operator instructions can be found at the following link 

https://www.aedsuperstore.com/pdf/zoll-aed-3-trainer-operator-guide.pdf?srsltid=AfmBOoofxIIdGyCBZboJ_KWtWbh8RUGJ3c5eUp6j2GrwsqnBanHxBWHb