Stock warrants (Tables)

9 Months Ended

Mar. 31, 2019

Notes to Financial Statements

Schedule of Warrants Outstanding

The Binomial Option Price Model with the following assumption inputs:

Warrants liability	March 31, 2019
Annual dividend yield		—
Expected life (years)		0.5-5
Risk-free interest rate		2.23%-2.82	%
Expected volatility		119%-393	%
	June 30, 2018
Warrants issued in May 2017
Annual dividend yield		—
Expected life (years)		0.5
Risk-free interest rate		2.06	%
Expected volatility		151	%

Below is the movement of warrants for the period ending March 31, 2019:

	Number of  Shares		Weighted Average  Exercise Price		Weighted Average Remaining contractual life
Outstanding at June 30, 2016		131,250	$	0.20
Expired		131,250		0.20		4.00
Granted		505,000	$	0.15		3.86
Outstanding at June 30, 2017		505,000		0.20
Exercised		—		—
Granted		—	$	—
Outstanding at June 30, 2018		505,000	$	0.15		0.50
Granted		578,880		0.08		5.00
Exercised		—		—
Outstanding at March 31, 2019		1,083,880	$	0.15		0.50