Kern ems series school balance precision balance kern ems 3000 2 the kern ems 3000 2 is an entry level school balance which is perfect for use in the biology chemistry or physics department of any school or university it features a large shock proof plastic weighing plate ergonomically optimised key pad and non slip rubber feet whats in the boxkern ems 3000 2weighing platemains power supplyinstruction manual kern ems 3000 2 school balance 001g 3000g