A ring and a chain-like necklace.
He had not worn the collar used in the previous experiments himself. As long as it worked, even making it look like a dog collar would have been fine.
But if Shen Fei was going to wear it himself, it naturally had to look better.
And this necklace was different. Its limit could reach 5 Qiang Spectrum.
Naturally, he had to experience this Demon Power for himself.
The enhancement from Demon Power grew according to its user, and the more Qiang Spectrum of Demon Power was added, the stronger the boost became.
He wanted to see what would happen to his current twenty-ton punch.
After it received the enhancement of Demon Power.
Shen Fei pressed the ring, and a lava-like heat flowed from his palm through his entire body.
Feeling the power within him surge in an instant.
Shen Fei nodded and entered the testing chamber beside the laboratory, which he had built separately.
Its testing range was nowhere near as large as the one in the training room. It was merely an alloy strength tester about the size of a table.
Shen Fei made no preparations and simply threw a punch.
Boom!
The alloy let out a tremendous clang.
The display above showed the words "30t."
"One Qiang Spectrum of Demon Power can increase strength by roughly five tons.
"If it is raised to 5 Qiang Spectrum, it should reach around fifty tons."
Shen Fei was quite satisfied with the result. More importantly, he possessed not only Demon Power, but also Shou-Lao Qi.
After leaving the testing chamber, Shen Fei's gaze fell upon the huge tank of Shou-Lao Qi in the center of the laboratory. This was the true priority; Demon Power could only be considered a minor trick.
Shou-Lao Qi was the