Inter Solar Systems [P] Ltd. Manufactures Hand Held Search Light. Inter Solar Systems [P] Ltd. Has achieved ISO 9001:2000 certifications. Inter Solar Systems [P] Ltd. Supplies ISI marked solar energy products. Hand Held Search Light is provided with the feature of single push off / on. Hand Held Search Light is used by Defense forces for surveillance purposes. It is powered by solar energy. These are highly efficient and have high operating range and can be operated in extremely difficult conditions. It is available under basic series.